Walk a half-block to Madison Square Park and experience the best of both worlds at 35 West 23rd, an authentic prewar landmarked condo loft with unique access to 24-hour doorman services and fitness center at the Flatiron House (39 West 23rd). The building is spectacularly renovated with new lobby, windows, facade, elevator. and Butterfly security system. The loft itself has enormous scale - 3531sqft with soaring 14-foot ceilings, a 392sqft planted terrace, 3 bedrooms and 2.5 baths (flexible 4 bed, 3.5 bath conversion). There are 3 living areas which include a formal living room, tv area, and a work/play space in the rear of the apartment. With views of the landmarked Flatiron Building, 11-foot high, massive, south-facing windows drench the home with all-day sunlight. Enter directly from your elevator onto your full-floor into the dramatic sunken living room with new gas fireplace and see that this loft checks all the right boxes. Pre-war details include timber-beamed ceilings, cast-iron columns and exposed brick walls. Turn-key modern upgrades include a fully automated smart home system which controls lighting, 6-zone sound system, security and climate control. Heating and a/c systems recently upgraded. Open kitchen and large dining area includes vast cabinetry, a vented Wolf 6 burner range and oven, microwave, Sub Zero refrigerator, Miele dishwasher, wine refrigerator, garbage disposal and breakfast counter. The bedroom section of the loft has a living/play/desk area, custom built in shelving/desk and vented, full sized Washer/Dryer and clean-up sink. The 2nd bathroom was completely renovated with a Steamist steam shower, Dornbracht fixtures, Toto G500 toilet, with marble and Corian walls. The 3 bedrooms have floor-to-ceiling North windows. Master and 2nd bedroom have access to your terrace. A large Master dressing area leads to a newly renovated 5-fixture Waterworks master bath with dual vanity sinks, soaking tub, separate stall shower and Toto G650 toilet. The half bath has also been renovated with Waterworks fixtures and a Toto toilet. This residence comes with a 100sqft storage space in the basement. Ample storage located throughout the home. Only feet from Madison Square Parkand newly renovated dog run, Eataly and all major transportation. FULL USE of the Flatiron House's fitness center and doorman services at no additional cost forever.